.banner {
    width: 100%;
    min-width: 1200px;
    overflow: hidden;
    position: relative;
}


.banner ul {
    overflow: hidden;
    position: relative;
}

.banner ul li {
    width: 1519px;
    float: left;
}

.banner li img {
    width: 100%;
}

.banner ol {
    width: 200px;
    height: 10px;
    margin: auto;
    display: flex;
    justify-content: space-around;
    position: absolute;
    bottom: 110px;
    left: 0;
    right: 0;
}

.banner ol li {
    width: 50px;
    height: 10px;
    border-radius: 10px;
    background-color: #ccc;
}

.banner ol li.active {
    background-color: #ff0;
}

section {
    min-width: 1200px;
    width: 90%;
    height: 700px;
    margin: auto;
    padding: 20px;
}

section .title {
    text-align: center;
    padding: 50px 0 30px;
}

section .title h3 {
    font-size: 30px;
    color: #333333;
    height: 30px;
    line-height: 30px;
    margin-bottom: 20px;
    font-weight: normal;
}

section .title .subtitle {
    font-size: 18px;
    color: #666666;
}

.impossible .content {
    width: 80%;
    min-width: 600px;
    margin: auto;
    height: 600px;
    display: flex;
    flex-wrap: wrap;
}

.impossible .content .item {
    width: 33%;
    height: 50%;
}

.impossible .content .item .bg {
    height: 200px;
    width: 200px;
    margin: auto;
    background: url(../image/home_icon2.png) no-repeat center center/300%;
}

.impossible .content .item .text {
    font-size: 24px;
    margin-top: 20px;
    color: #666666;
    text-align: center;
}

.impossible .content .item1 .bg {
    background-position: 0 0;
}

.impossible .content .item1:hover .bg {
    background-position: 0 -382px;

}

.impossible .content .item2 .bg {
    background-position: -196px 0;
}

.impossible .content .item2:hover .bg {
    background-position: -196px -382px;

}

.impossible .content .item3 .bg {
    background-position: -388px 0;
}

.impossible .content .item3:hover .bg {
    background-position: -388px -382px;
}

.impossible .content .item4 .bg {
    background-position: 0 -196px;
}

.impossible .content .item4:hover .bg {
    background-position: 0 -578px;
}

.impossible .content .item5 .bg {
    background-position: -196px -196px;
}

.impossible .content .item5:hover .bg {
    background-position: -196px -578px;
}

.impossible .content .item6 .bg {
    background-position: -388px -196px;
}

.impossible .content .item6:hover .bg {
    background-position: -388px -578px;
}

main .mid-img {
    height: 80px;
    background: url(../image/home_wave.png) no-repeat center center/100% 100%;
}

.download .content {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    height: 500px;
}

.download .content .phone {
    position: absolute;
    top: 0;
    left: 150px;
}

.download .content .code {
    position: absolute;
    top: 70px;
    right: 285px;
}

.download .content a {
    position: absolute;
    width: 200px;
    height: 60px;
    right: 290px;
    bottom: 35px;
    background: url(../image/home_icon1.png) no-repeat center center/200%;
    background-position: 0 -354px;
}